Facebook Confirms Data-Sharing Deals With Chinese Tech Firms

Companies include Huawei, which U.S. officials consider possible tool for spying

Facebook Inc. said Tuesday that it struck data partnerships with at least four Chinese electronics firms, including Huawei Technologies Co., a telecommunications-equipment maker that U.S. officials view as a potential tool for state-sponsored spying.

The four partnerships are among the roughly 60 that Facebook struck with device manufacturers starting in 2007 so they could recreate the Facebook service on their devices, a Facebook spokeswoman said. As of Tuesday, more than half of those partnerships have been wound down,...